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20131202
20131210
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Search Results 0 to 2 of about 3 (some duplicates have been removed)
Al Jazeera America
Dec 8, 2013 10:30pm EST
yards or so. so as asponding officer, i have almost realtime information as to where shots are being fired right now and where i am going. >> here is how it works. when a gun is firedthe sound is picked up by multiple sensors placed in different locations. each sensor records the exact time it detected the shot. shot spotter uses those times and the distance between each sensor to determine the location of the gunfire. >> gunfire travels a great distance. one or two miles. and if you have sensors far apart, then only the strongest sounds that have gunfire will get to several sensors. >> how did the idea for shot spotter come about? >>ists working at a place called stanford research institute, sri, in mineral park. right next door, we had a very severe gunfire problem and i thought that my expertise in radio wave could be used to show the police exactly where gunfire was. >> this is shot spotter's incidents review center. in. >> reviewers from 40 countries around the world. >> tell me what happens. walk me through it. >> the first task is to look at where that shot took place and what
Search Results 0 to 2 of about 3 (some duplicates have been removed)